Wild Zero

Charismatic frontman and guitarist of the rock trio who leads the group through the crisis. He inspires loyalty, entrusts Ace with a whistle for danger, and ultimately uses his guitar as a weapon in the final confrontation with the mothership. His philosophy that love and courage can overcome barriers anchors the film’s emotional core.

A punk rock enthusiast who becomes Guitar Wolf’s blood brother after a violent confrontation with the Captain. He rescues Tobio, carries the whistle that signals danger, and ultimately expresses his love for Tobio as the world ends. Ace evolves from a reckless survivor to a protective partner who fights for those he cares about.

A shy figure who reveals she is transgender, challenging the others’ assumptions and emphasizing that love transcends gender. She shares a kiss with Ace, and later accompanies the survivors through the dangers of zombies and aliens. Tobio’s presence anchors the emotional arc of acceptance within the group.

Masao’s lover who travels with the group and faces a brutal fate as the outbreak intensifies. She forms a bond with Tobio and is involved in the tense moments when the group is under threat from both the undead and hostile forces. Her arc highlights affection amid chaos.

Masao, Hanako, and Toshi travel together until he is bitten and becomes a zombie. He later encounters Hanako while undead, catalyzing a final dark moment in their intertwined fates. Toshi’s fate underscores the film’s brutal consequences of the outbreak.

The band’s former manager who proclaims rock music obsolete and pursues Guitar Wolf with ruthless determination. He is ultimately defeated in a climactic sequence, symbolizing the collapse of control and the triumph of the group’s values. His presence sets the tone for the film’s satirical take on showbiz authority.

Arms dealer who joins the group with weapons caches and tactical support. He provides critical resources during sieges and helps coordinate defense against zombies and alien forces. His presence adds a pragmatic, mercenary edge to the team’s survival efforts.

A robber who is killed by zombies early in the journey, serving as a contrast to the other survivors’ desperate attempts to endure. His arc hooks into the danger and volatility of the outbreak and the price of desperation.

One of Guitar Wolf’s bandmates who fights alongside the crew. He participates in the defense against hordes and shares the band’s resilience in the face of apocalypse. His role emphasizes the band as a functional unit in crisis.

The drummer of Guitar Wolf who, with Bass Wolf, supports the group through dangerous encounters and helps drive the chase toward safety. Their teamwork highlights the rhythm and solidarity of the rock group during the invasion.